Merge remote-tracking branch 'upstream/master'

This commit is contained in:
Kevin Gilmore 2016-11-15 18:37:21 -06:00
commit a803851c80
113 changed files with 3393 additions and 256 deletions

131
aspectj/pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>aspectj</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>aspectj</name>
<dependencies>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>${aspectj.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>${aspectj.version}</version>
</dependency>
<!-- utils -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${org.slf4j.version}</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>${logback.version}</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-core</artifactId>
<version>${logback.version}</version>
</dependency>
<!-- unit test -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
</dependency>
</dependencies>
<build>
<finalName>aspectj</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>${source.version}</source>
<target>${source.version}</target>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>aspectj-maven-plugin</artifactId>
<version>1.7</version>
<configuration>
<complianceLevel>${source.version}</complianceLevel>
<source>${source.version}</source>
<target>${source.version}</target>
<showWeaveInfo>true</showWeaveInfo>
<verbose>true</verbose>
<Xlint>ignore</Xlint>
<encoding>${project.build.sourceEncoding}</encoding>
<!-- Post-compile weaving -->
<!--
<weaveDependencies>
<weaveDependency>
<groupId>org.agroup</groupId>
<artifactId>to-weave</artifactId>
</weaveDependency>
<weaveDependency>
<groupId>org.anothergroup</groupId>
<artifactId>gen</artifactId>
</weaveDependency>
</weaveDependencies>
-->
</configuration>
<executions>
<execution>
<goals>
<goal>compile</goal>
<goal>test-compile</goal>
</goals>
</execution>
</executions>
</plugin>
<!-- <plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.10</version>
<configuration>
<argLine>-javaagent:"${settings.localRepository}"/org/aspectj/aspectjweaver/${aspectj.version}/aspectjweaver-${aspectj.version}.jar</argLine>
<useSystemClassLoader>true</useSystemClassLoader>
<forkMode>always</forkMode>
</configuration>
</plugin> -->
</plugins>
</build>
<properties>
<source.version>1.8</source.version>
<aspectj.version>1.6.11</aspectj.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<aspectj.version>1.8.9</aspectj.version>
<org.slf4j.version>1.7.21</org.slf4j.version>
<logback.version>1.1.7</logback.version>
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
<junit.version>4.12</junit.version>
</properties>
</project>

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package com.baeldung.aspectj;
public class Account {
int balance = 20;
public boolean withdraw(int amount) {
if (balance - amount > 0) {
balance = balance - amount;
return true;
} else
return false;
}
}

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package com.baeldung.aspectj;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public aspect AccountAspect {
private static final Logger logger = LoggerFactory.getLogger(AccountAspect.class);
final int MIN_BALANCE = 10;
pointcut callWithDraw(int amount, Account account):
call(boolean Account.withdraw(int)) && args(amount) && target(account);
before(int amount, Account account) : callWithDraw(amount, account) {
logger.info(" Balance before withdrawal: {}", account.balance);
logger.info(" Withdraw ammout: {}", amount);
}
boolean around(int amount, Account account) : callWithDraw(amount, account) {
if (account.balance - amount >= MIN_BALANCE)
return proceed(amount, account);
else {
logger.info("Withdrawal Rejected!");
return false;
}
}
after(int amount, Account balance) : callWithDraw(amount, balance) {
logger.info("Balance after withdrawal : {}", balance.balance);
}
}

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package com.baeldung.aspectj;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.METHOD)
public @interface Secured {
public boolean isLocked() default false;
}

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package com.baeldung.aspectj;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class SecuredMethod {
private static final Logger logger = LoggerFactory.getLogger(SecuredMethod.class);
@Secured(isLocked = true)
public void lockedMethod() throws Exception {
logger.info("lockedMethod");
}
@Secured(isLocked = false)
public void unlockedMethod() {
logger.info("unlockedMethod");
}
public static void main(String[] args) throws Exception {
SecuredMethod sv = new SecuredMethod();
sv.lockedMethod();
}
}

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package com.baeldung.aspectj;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Aspect
public class SecuredMethodAspect {
private static final Logger logger = LoggerFactory.getLogger(SecuredMethodAspect.class);
@Pointcut("@annotation(secured)")
public void callAt(Secured secured) {
}
@Around("callAt(secured)")
public Object around(ProceedingJoinPoint pjp, Secured secured) throws Throwable {
if (secured.isLocked()) {
logger.info(pjp.getSignature().toLongString() + " is locked");
return null;
} else {
return pjp.proceed();
}
}
}

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<aspectj>
<aspects>
<aspect name="com.baeldung.aspectj.SecuredMethodAspect"/>
<weaver options="-verbose -showWeaveInfo">
<include within="com.baeldung.aspectj.*"/>
</weaver>
</aspects>
</aspectj>

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<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<layout class="ch.qos.logback.classic.PatternLayout">
<pattern>%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg %n</pattern>
</layout>
</appender>
<logger name="com.baeldung.hazelcast" level="INFO" additivity="false">
<appender-ref ref="STDOUT" />
</logger>
<root level="DEBUG">
<appender-ref ref="STDOUT" />
</root>
</configuration>

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package com.baeldung.aspectj.test;
import static org.junit.Assert.*;
import org.junit.Before;
import org.junit.Test;
import com.baeldung.aspectj.Account;
public class AccountTest {
private Account account;
@Before
public void before() {
account = new Account();
}
@Test
public void givenBalance20AndMinBalance10_whenWithdraw5_thenSuccess() {
assertTrue(account.withdraw(5));
}
@Test
public void givenBalance20AndMinBalance10_whenWithdraw100_thenFail() {
assertFalse(account.withdraw(100));
}
}

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package com.baeldung.aspectj.test;
import org.junit.Test;
import com.baeldung.aspectj.SecuredMethod;
public class SecuredMethodTest {
@Test
public void testMethod() throws Exception {
SecuredMethod service = new SecuredMethod();
service.unlockedMethod();
service.lockedMethod();
}
}

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@ -37,3 +37,4 @@
- [Introduction to Java 8 Streams](http://www.baeldung.com/java-8-streams-introduction)
- [Guide to the Fork/Join Framework in Java](http://www.baeldung.com/java-fork-join)
- [How to Print Screen in Java](http://www.baeldung.com/print-screen-in-java)
- [How to Convert String to different data types in Java](http://www.baeldung.com/java-string-conversions)

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@ -46,6 +46,11 @@
<version>3.3</version>
</dependency>
<dependency>
<groupId>org.bouncycastle</groupId>
<artifactId>bcprov-jdk15on</artifactId>
<version>1.55</version>
</dependency>
<!-- web -->
<!-- marshalling -->

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package com.baeldung.hashing;
import com.google.common.hash.Hashing;
import org.apache.commons.codec.digest.DigestUtils;
import org.bouncycastle.util.encoders.Hex;
import java.nio.charset.StandardCharsets;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
public class SHA256Hashing {
public static String HashWithJavaMessageDigest(final String originalString)
throws NoSuchAlgorithmException {
final MessageDigest digest = MessageDigest.getInstance("SHA-256");
final byte[] encodedhash = digest.digest(
originalString.getBytes(StandardCharsets.UTF_8));
return bytesToHex(encodedhash);
}
public static String HashWithGuava(final String originalString) {
final String sha256hex = Hashing.sha256().hashString(
originalString, StandardCharsets.UTF_8).toString();
return sha256hex;
}
public static String HashWithApacheCommons(final String originalString) {
final String sha256hex = DigestUtils.sha256Hex(originalString);
return sha256hex;
}
public static String HashWithBouncyCastle(final String originalString)
throws NoSuchAlgorithmException {
final MessageDigest digest = MessageDigest.getInstance("SHA-256");
final byte[] hash = digest.digest(
originalString.getBytes(StandardCharsets.UTF_8));
final String sha256hex = new String(Hex.encode(hash));
return sha256hex;
}
private static String bytesToHex(byte[] hash) {
StringBuffer hexString = new StringBuffer();
for (int i = 0; i < hash.length; i++) {
String hex = Integer.toHexString(0xff & hash[i]);
if(hex.length() == 1) hexString.append('0');
hexString.append(hex);
}
return hexString.toString();
}
}

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@ -1,60 +0,0 @@
package com.baeldung.java.conversion;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
import java.util.Date;
import com.baeldung.datetime.UseLocalDateTime;
public class StringConversion {
public static int getInt(String str) {
return Integer.parseInt(str);
}
public static int getInteger(String str) {
return Integer.valueOf(str);
}
public static long getLongPrimitive(String str) {
return Long.parseLong(str);
}
public static Long getLong(String str) {
return Long.valueOf(str);
}
public static double getDouble(String str) {
return Double.parseDouble(str);
}
public static double getDoublePrimitive(String str) {
return Double.valueOf(str);
}
public static byte[] getByteArray(String str) {
return str.getBytes();
}
public static char[] getCharArray(String str) {
return str.toCharArray();
}
public static boolean getBooleanPrimitive(String str) {
return Boolean.parseBoolean(str);
}
public static boolean getBoolean(String str) {
return Boolean.valueOf(str);
}
public static Date getJava6Date(String str, String format) throws ParseException {
SimpleDateFormat formatter = new SimpleDateFormat(format);
return formatter.parse(str);
}
public static LocalDateTime getJava8Date(String str) throws ParseException {
return new UseLocalDateTime().getLocalDateTimeUsingParseMethod(str);
}
}

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package org.baeldung.equalshashcode.entities;
import java.util.List;
import java.util.Set;
public class ComplexClass {
private List<?> genericList;
private Set<Integer> integerSet;
public ComplexClass(List<?> genericArrayList, Set<Integer> integerHashSet) {
super();
this.genericList = genericArrayList;
this.integerSet = integerHashSet;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((genericList == null) ? 0 : genericList.hashCode());
result = prime * result + ((integerSet == null) ? 0 : integerSet.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (!(obj instanceof ComplexClass))
return false;
ComplexClass other = (ComplexClass) obj;
if (genericList == null) {
if (other.genericList != null)
return false;
} else if (!genericList.equals(other.genericList))
return false;
if (integerSet == null) {
if (other.integerSet != null)
return false;
} else if (!integerSet.equals(other.integerSet))
return false;
return true;
}
protected List<?> getGenericList() {
return genericList;
}
protected void setGenericArrayList(List<?> genericList) {
this.genericList = genericList;
}
protected Set<Integer> getIntegerSet() {
return integerSet;
}
protected void setIntegerSet(Set<Integer> integerSet) {
this.integerSet = integerSet;
}
}

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package org.baeldung.equalshashcode.entities;
public class PrimitiveClass {
private boolean primitiveBoolean;
private int primitiveInt;
public PrimitiveClass(boolean primitiveBoolean, int primitiveInt) {
super();
this.primitiveBoolean = primitiveBoolean;
this.primitiveInt = primitiveInt;
}
protected boolean isPrimitiveBoolean() {
return primitiveBoolean;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + (primitiveBoolean ? 1231 : 1237);
result = prime * result + primitiveInt;
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
PrimitiveClass other = (PrimitiveClass) obj;
if (primitiveBoolean != other.primitiveBoolean)
return false;
if (primitiveInt != other.primitiveInt)
return false;
return true;
}
protected void setPrimitiveBoolean(boolean primitiveBoolean) {
this.primitiveBoolean = primitiveBoolean;
}
protected int getPrimitiveInt() {
return primitiveInt;
}
protected void setPrimitiveInt(int primitiveInt) {
this.primitiveInt = primitiveInt;
}
}

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package org.baeldung.equalshashcode.entities;
public class Rectangle extends Shape {
private double width;
private double length;
public Rectangle(double width, double length) {
this.width = width;
this.length = length;
}
@Override
public double area() {
return width * length;
}
@Override
public double perimeter() {
return 2 * (width + length);
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
long temp;
temp = Double.doubleToLongBits(length);
result = prime * result + (int) (temp ^ (temp >>> 32));
temp = Double.doubleToLongBits(width);
result = prime * result + (int) (temp ^ (temp >>> 32));
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
Rectangle other = (Rectangle) obj;
if (Double.doubleToLongBits(length) != Double.doubleToLongBits(other.length))
return false;
if (Double.doubleToLongBits(width) != Double.doubleToLongBits(other.width))
return false;
return true;
}
protected double getWidth() {
return width;
}
protected double getLength() {
return length;
}
}

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package org.baeldung.equalshashcode.entities;
public abstract class Shape {
public abstract double area();
public abstract double perimeter();
}

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package org.baeldung.equalshashcode.entities;
import java.awt.Color;
public class Square extends Rectangle {
Color color;
public Square(double width, Color color) {
super(width, width);
this.color = color;
}
/* (non-Javadoc)
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode() {
final int prime = 31;
int result = super.hashCode();
result = prime * result + ((color == null) ? 0 : color.hashCode());
return result;
}
/* (non-Javadoc)
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!super.equals(obj)) {
return false;
}
if (!(obj instanceof Square)) {
return false;
}
Square other = (Square) obj;
if (color == null) {
if (other.color != null) {
return false;
}
} else if (!color.equals(other.color)) {
return false;
}
return true;
}
protected Color getColor() {
return color;
}
protected void setColor(Color color) {
this.color = color;
}
}

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package org.baeldung.executable;
import javax.swing.JOptionPane;
public class ExecutableMavenJar {
public static void main(String[] args) {
JOptionPane.showMessageDialog(null, "It worked!", "Executable Jar with Maven", 1);
}
}

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package com.baeldung.hashing;
import org.junit.Test;
import static org.junit.Assert.*;
public class SHA256HashingTest {
private static String originalValue = "abc123";
private static String hashedValue =
"6ca13d52ca70c883e0f0bb101e425a89e8624de51db2d2392593af6a84118090";
@Test
public void testHashWithJavaMessageDigest() throws Exception {
final String currentHashedValue = SHA256Hashing.HashWithJavaMessageDigest(originalValue);
assertEquals(currentHashedValue, hashedValue);
}
@Test
public void testHashWithGuava() throws Exception {
final String currentHashedValue = SHA256Hashing.HashWithApacheCommons(originalValue);
assertEquals(currentHashedValue, hashedValue);
}
@Test
public void testHashWithApacheCommans() throws Exception {
final String currentHashedValue = SHA256Hashing.HashWithGuava(originalValue);
assertEquals(currentHashedValue, hashedValue);
}
@Test
public void testHashWithBouncyCastle() throws Exception {
final String currentHashedValue = SHA256Hashing.HashWithBouncyCastle(originalValue);
assertEquals(currentHashedValue, hashedValue);
}
}

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package com.baeldung.java.conversion;
import static org.junit.Assert.assertEquals;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
import java.time.Month;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import org.junit.Test;
import com.baeldung.datetime.UseLocalDateTime;
public class StringConversionTest {
@Test
public void whenConvertedToInt_thenCorrect() {
String beforeConvStr = "1";
int afterConvInt = 1;
assertEquals(Integer.parseInt(beforeConvStr), afterConvInt);
}
@Test
public void whenConvertedToInteger_thenCorrect() {
String beforeConvStr = "12";
Integer afterConvInteger = 12;
assertEquals(Integer.valueOf(beforeConvStr).equals(afterConvInteger), true);
}
@Test
public void whenConvertedTolong_thenCorrect() {
String beforeConvStr = "12345";
long afterConvLongPrimitive = 12345;
assertEquals(Long.parseLong(beforeConvStr), afterConvLongPrimitive);
}
@Test
public void whenConvertedToLong_thenCorrect() {
String beforeConvStr = "14567";
Long afterConvLong = 14567l;
assertEquals(Long.valueOf(beforeConvStr).equals(afterConvLong), true);
}
@Test
public void whenConvertedTodouble_thenCorrect() {
String beforeConvStr = "1.4";
double afterConvDoublePrimitive = 1.4;
assertEquals(Double.parseDouble(beforeConvStr), afterConvDoublePrimitive, 0.0);
}
@Test
public void whenConvertedToDouble_thenCorrect() {
String beforeConvStr = "145.67";
double afterConvDouble = 145.67d;
assertEquals(Double.valueOf(beforeConvStr).equals(afterConvDouble), true);
}
@Test
public void whenConvertedToByteArr_thenCorrect() {
String beforeConvStr = "abc";
byte[] afterConvByteArr = new byte[] { 'a', 'b', 'c' };
assertEquals(Arrays.equals(beforeConvStr.getBytes(), afterConvByteArr), true);
}
@Test
public void whenConvertedToboolean_thenCorrect() {
String beforeConvStr = "true";
boolean afterConvBooleanPrimitive = true;
assertEquals(Boolean.parseBoolean(beforeConvStr), afterConvBooleanPrimitive);
}
@Test
public void whenConvertedToBoolean_thenCorrect() {
String beforeConvStr = "true";
Boolean afterConvBoolean = true;
assertEquals(Boolean.valueOf(beforeConvStr), afterConvBoolean);
}
@Test
public void whenConvertedToCharArr_thenCorrect() {
String beforeConvStr = "hello";
char[] afterConvCharArr = { 'h', 'e', 'l', 'l', 'o' };
assertEquals(Arrays.equals(beforeConvStr.toCharArray(), afterConvCharArr), true);
}
@Test
public void whenConvertedToDate_thenCorrect() throws ParseException {
String beforeConvStr = "15/10/2013";
int afterConvCalendarDay = 15;
int afterConvCalendarMonth = 9;
int afterConvCalendarYear = 2013;
SimpleDateFormat formatter = new SimpleDateFormat("dd/M/yyyy");
Date afterConvDate = formatter.parse(beforeConvStr);
Calendar calendar = new GregorianCalendar();
calendar.setTime(afterConvDate);
assertEquals(calendar.get(Calendar.DAY_OF_MONTH), afterConvCalendarDay);
assertEquals(calendar.get(Calendar.MONTH), afterConvCalendarMonth);
assertEquals(calendar.get(Calendar.YEAR), afterConvCalendarYear);
}
@Test
public void whenConvertedToLocalDateTime_thenCorrect() {
String str = "2007-12-03T10:15:30";
int afterConvCalendarDay = 03;
Month afterConvCalendarMonth = Month.DECEMBER;
int afterConvCalendarYear = 2007;
LocalDateTime afterConvDate
= new UseLocalDateTime().getLocalDateTimeUsingParseMethod(str);
assertEquals(afterConvDate.getDayOfMonth(), afterConvCalendarDay);
assertEquals(afterConvDate.getMonth(), afterConvCalendarMonth);
assertEquals(afterConvDate.getYear(), afterConvCalendarYear);
}
}

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package com.baeldung.java.networking.interfaces;
import static org.junit.Assert.*;
import java.net.InetAddress;
import java.net.InterfaceAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.Enumeration;
import java.util.List;
import org.junit.Test;
public class NetworkInterfaceTest {
@Test
public void givenName_whenReturnsNetworkInterface_thenCorrect() throws SocketException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertNotNull(nif);
}
@Test
public void givenInExistentName_whenReturnsNull_thenCorrect() throws SocketException {
NetworkInterface nif = NetworkInterface.getByName("inexistent_name");
assertNull(nif);
}
@Test
public void givenIP_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
byte[] ip = new byte[] { 127, 0, 0, 1 };
NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getByAddress(ip));
assertNotNull(nif);
}
@Test
public void givenHostName_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getByName("localhost"));
assertNotNull(nif);
}
@Test
public void givenLocalHost_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getLocalHost());
assertNotNull(nif);
}
@Test
public void givenLoopBack_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getLoopbackAddress());
assertNotNull(nif);
}
@Test
public void givenIndex_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByIndex(0);
assertNotNull(nif);
}
@Test
public void givenInterface_whenReturnsInetAddresses_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
Enumeration<InetAddress> addressEnum = nif.getInetAddresses();
InetAddress address = addressEnum.nextElement();
assertEquals("127.0.0.1", address.getHostAddress());
}
@Test
public void givenInterface_whenReturnsInterfaceAddresses_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
List<InterfaceAddress> addressEnum = nif.getInterfaceAddresses();
InterfaceAddress address = addressEnum.get(0);
InetAddress localAddress = address.getAddress();
InetAddress broadCastAddress = address.getBroadcast();
assertEquals("127.0.0.1", localAddress.getHostAddress());
assertEquals("127.255.255.255", broadCastAddress.getHostAddress());
}
@Test
public void givenInterface_whenChecksIfLoopback_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertTrue(nif.isLoopback());
}
@Test
public void givenInterface_whenChecksIfUp_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertTrue(nif.isUp());
}
@Test
public void givenInterface_whenChecksIfPointToPoint_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertFalse(nif.isPointToPoint());
}
@Test
public void givenInterface_whenChecksIfVirtual_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertFalse(nif.isVirtual());
}
@Test
public void givenInterface_whenChecksMulticastSupport_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertTrue(nif.supportsMulticast());
}
@Test
public void givenInterface_whenGetsMacAddress_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
byte[] bytes = nif.getHardwareAddress();
assertNotNull(bytes);
}
@Test
public void givenInterface_whenGetsMTU_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("net0");
int mtu = nif.getMTU();
assertEquals(1500, mtu);
}
}

View File

@ -0,0 +1,195 @@
package com.baeldung.java.nio2;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.net.URI;
import java.nio.file.NoSuchFileException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Date;
import org.junit.Test;
public class PathTest {
private static final String HOME = System.getProperty("user.home");
// creating a path
@Test
public void givenPathString_whenCreatesPathObject_thenCorrect() {
Path p = Paths.get("/articles/baeldung");
assertEquals("\\articles\\baeldung", p.toString());
}
@Test
public void givenPathParts_whenCreatesPathObject_thenCorrect() {
Path p = Paths.get("/articles", "baeldung");
assertEquals("\\articles\\baeldung", p.toString());
}
// retrieving path info
@Test
public void givenPath_whenRetrievesFileName_thenCorrect() {
Path p = Paths.get("/articles/baeldung/logs");
assertEquals("logs", p.getFileName().toString());
}
@Test
public void givenPath_whenRetrievesNameByIndex_thenCorrect() {
Path p = Paths.get("/articles/baeldung/logs");
assertEquals("articles", p.getName(0).toString());
assertEquals("baeldung", p.getName(1).toString());
assertEquals("logs", p.getName(2).toString());
}
@Test
public void givenPath_whenCountsParts_thenCorrect() {
Path p = Paths.get("/articles/baeldung/logs");
assertEquals(3, p.getNameCount());
}
@Test
public void givenPath_whenCanRetrieveSubsequenceByIndex_thenCorrect() {
Path p = Paths.get("/articles/baeldung/logs");
assertEquals("articles", p.subpath(0, 1).toString());
assertEquals("articles\\baeldung", p.subpath(0, 2).toString());
assertEquals("articles\\baeldung\\logs", p.subpath(0, 3).toString());
assertEquals("baeldung", p.subpath(1, 2).toString());
assertEquals("baeldung\\logs", p.subpath(1, 3).toString());
assertEquals("logs", p.subpath(2, 3).toString());
}
@Test
public void givenPath_whenRetrievesParent_thenCorrect() {
Path p1 = Paths.get("/articles/baeldung/logs");
Path p2 = Paths.get("/articles/baeldung");
Path p3 = Paths.get("/articles");
Path p4 = Paths.get("/");
assertEquals("\\articles\\baeldung", p1.getParent().toString());
assertEquals("\\articles", p2.getParent().toString());
assertEquals("\\", p3.getParent().toString());
assertEquals(null, p4.getParent());
}
@Test
public void givenPath_whenRetrievesRoot_thenCorrect() {
Path p1 = Paths.get("/articles/baeldung/logs");
Path p2 = Paths.get("c:/articles/baeldung/logs");
assertEquals("\\", p1.getRoot().toString());
assertEquals("c:\\", p2.getRoot().toString());
}
// removing redundancies from path
@Test
public void givenPath_whenRemovesRedundancies_thenCorrect1() {
Path p = Paths.get("/home/./baeldung/articles");
p = p.normalize();
assertEquals("\\home\\baeldung\\articles", p.toString());
}
@Test
public void givenPath_whenRemovesRedundancies_thenCorrect2() {
Path p = Paths.get("/home/baeldung/../articles");
p = p.normalize();
assertEquals("\\home\\articles", p.toString());
}
// converting a path
@Test
public void givenPath_whenConvertsToBrowseablePath_thenCorrect() {
Path p = Paths.get("/home/baeldung/articles.html");
URI uri = p.toUri();
assertEquals("file:///E:/home/baeldung/articles.html", uri.toString());
}
@Test
public void givenPath_whenConvertsToAbsolutePath_thenCorrect() {
Path p = Paths.get("/home/baeldung/articles.html");
assertEquals("E:\\home\\baeldung\\articles.html", p.toAbsolutePath().toString());
}
@Test
public void givenAbsolutePath_whenRetainsAsAbsolute_thenCorrect() {
Path p = Paths.get("E:\\home\\baeldung\\articles.html");
assertEquals("E:\\home\\baeldung\\articles.html", p.toAbsolutePath().toString());
}
@Test
public void givenExistingPath_whenGetsRealPathToFile_thenCorrect() throws IOException {
Path p = Paths.get(HOME);
assertEquals(HOME, p.toRealPath().toString());
}
@Test(expected = NoSuchFileException.class)
public void givenInExistentPath_whenFailsToConvert_thenCorrect() throws IOException {
Path p = Paths.get("E:\\home\\baeldung\\articles.html");
p.toRealPath();
}
// joining paths
@Test
public void givenTwoPaths_whenJoinsAndResolves_thenCorrect() throws IOException {
Path p = Paths.get("/baeldung/articles");
assertEquals("\\baeldung\\articles\\java", p.resolve("java").toString());
}
@Test
public void givenAbsolutePath_whenResolutionRetainsIt_thenCorrect() throws IOException {
Path p = Paths.get("/baeldung/articles");
assertEquals("C:\\baeldung\\articles\\java", p.resolve("C:\\baeldung\\articles\\java").toString());
}
@Test
public void givenPathWithRoot_whenResolutionRetainsIt_thenCorrect2() throws IOException {
Path p = Paths.get("/baeldung/articles");
assertEquals("\\java", p.resolve("/java").toString());
}
// creating a path between 2 paths
@Test
public void givenSiblingPaths_whenCreatesPathToOther_thenCorrect() throws IOException {
Path p1 = Paths.get("articles");
Path p2 = Paths.get("authors");
assertEquals("..\\authors", p1.relativize(p2).toString());
assertEquals("..\\articles", p2.relativize(p1).toString());
}
@Test
public void givenNonSiblingPaths_whenCreatesPathToOther_thenCorrect() throws IOException {
Path p1 = Paths.get("/baeldung");
Path p2 = Paths.get("/baeldung/authors/articles");
assertEquals("authors\\articles", p1.relativize(p2).toString());
assertEquals("..\\..", p2.relativize(p1).toString());
}
// comparing 2 paths
@Test
public void givenTwoPaths_whenTestsEquality_thenCorrect() throws IOException {
Path p1 = Paths.get("/baeldung/articles");
Path p2 = Paths.get("/baeldung/articles");
Path p3 = Paths.get("/baeldung/authors");
assertTrue(p1.equals(p2));
assertFalse(p1.equals(p3));
}
@Test
public void givenPath_whenInspectsStart_thenCorrect() {
Path p1 = Paths.get("/baeldung/articles");
assertTrue(p1.startsWith("/baeldung"));
}
@Test
public void givenPath_whenInspectsEnd_thenCorrect() {
Path p1 = Paths.get("/baeldung/articles");
assertTrue(p1.endsWith("articles"));
}
}

View File

@ -0,0 +1,25 @@
package com.baeldung.enterprise.patterns.front.controller.filters;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.io.IOException;
public class AuditFilter extends BaseFilter {
@Override
public void doFilter(
ServletRequest request,
ServletResponse response,
FilterChain chain
) throws IOException, ServletException {
HttpServletRequest httpServletRequest = (HttpServletRequest) request;
HttpSession session = httpServletRequest.getSession(false);
if (session != null && session.getAttribute("username") != null) {
request.setAttribute("username", session.getAttribute("username"));
}
chain.doFilter(request, response);
}
}

View File

@ -0,0 +1,23 @@
package com.baeldung.enterprise.patterns.front.controller.filters;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import java.io.IOException;
@WebFilter(servletNames = "front-controller")
public class VisitorCounterFilter extends BaseFilter {
private int counter;
@Override
public void doFilter(
ServletRequest request,
ServletResponse response,
FilterChain chain
) throws IOException, ServletException {
request.setAttribute("counter", ++counter);
chain.doFilter(request, response);
}
}

View File

@ -0,0 +1,35 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.enterprise.patterns</groupId>
<artifactId>enterprise-patterns-parent</artifactId>
<packaging>pom</packaging>
<modules>
<module>spring-dispatcher-servlet</module>
</modules>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.5.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</pluginManagement>
</build>
</project>

View File

@ -1,27 +1,11 @@
package org.baeldung.httpclient;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.junit.Assert.assertThat;
import java.io.IOException;
import java.security.GeneralSecurityException;
import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLException;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.NoopHostnameVerifier;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.conn.ssl.TrustSelfSignedStrategy;
import org.apache.http.conn.ssl.TrustStrategy;
import org.apache.http.conn.ssl.*;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
@ -31,6 +15,14 @@ import org.apache.http.ssl.SSLContextBuilder;
import org.apache.http.ssl.SSLContexts;
import org.junit.Test;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLException;
import java.io.IOException;
import java.security.GeneralSecurityException;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.junit.Assert.assertThat;
/**
* This test requires a localhost server over HTTPS <br>
* It should only be manually run, not part of the automated build
@ -101,17 +93,9 @@ public class HttpsClientSslLiveTest {
}
@Test
public final void givenIgnoringCertificates_whenHttpsUrlIsConsumed_thenCorrect() throws IOException {
final TrustStrategy acceptingTrustStrategy = (certificate, authType) -> true;
SSLContext sslContext = null;
try {
sslContext = new SSLContextBuilder().loadTrustMaterial(null, acceptingTrustStrategy).build();
} catch (KeyManagementException | NoSuchAlgorithmException | KeyStoreException e) {
e.printStackTrace();
}
public final void givenIgnoringCertificates_whenHttpsUrlIsConsumed_thenCorrect() throws Exception {
SSLContext sslContext = new SSLContextBuilder()
.loadTrustMaterial(null, (certificate, authType) -> true).build();
final CloseableHttpClient client = HttpClients.custom().setSSLContext(sslContext).setSSLHostnameVerifier(new NoopHostnameVerifier()).build();
final HttpGet httpGet = new HttpGet(HOST_WITH_SSL);

170
jaxb/pom.xml Normal file
View File

@ -0,0 +1,170 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>jaxb</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>jaxb</name>
<dependencies>
<dependency>
<groupId>org.glassfish.jaxb</groupId>
<artifactId>jaxb-runtime</artifactId>
<version>${jaxb.version}</version>
</dependency>
<dependency>
<groupId>org.glassfish.jaxb</groupId>
<artifactId>jaxb-core</artifactId>
<version>${jaxb.version}</version>
</dependency>
<!-- utils -->
<dependency>
<groupId>com.sun.istack</groupId>
<artifactId>istack-commons-runtime</artifactId>
<version>3.0.2</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${org.slf4j.version}</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>${logback.version}</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-core</artifactId>
<version>${logback.version}</version>
</dependency>
</dependencies>
<build>
<finalName>jaxb</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.eclipse.m2e</groupId>
<artifactId>lifecycle-mapping</artifactId>
<version>1.0.0</version>
<configuration>
<lifecycleMappingMetadata>
<pluginExecutions>
<pluginExecution>
<pluginExecutionFilter>
<groupId>org.codehaus.mojo</groupId>
<artifactId>jaxb2-maven-plugin</artifactId>
<versionRange>[${jaxb2-maven-plugin.version},)</versionRange>
<goals>
<goal>schemagen</goal>
<goal>xjc</goal>
</goals>
</pluginExecutionFilter>
<action>
<execute />
</action>
</pluginExecution>
</pluginExecutions>
</lifecycleMappingMetadata>
</configuration>
</plugin>
</plugins>
</pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<!-- xjc -->
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>jaxb2-maven-plugin</artifactId>
<version>${jaxb2-maven-plugin.version}</version>
<executions>
<execution>
<id>xjc</id>
<goals>
<goal>xjc</goal>
</goals>
</execution>
</executions>
<configuration>
<xjbSources>
<xjbSource>src/main/resources/global.xjb</xjbSource>
</xjbSources>
<sources>
<source>src/main/resources/user.xsd</source>
</sources>
<outputDirectory>${basedir}/src/main/java</outputDirectory>
<clearOutputDir>false</clearOutputDir>
</configuration>
</plugin>
<!-- schemagen -->
<!--
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>jaxb2-maven-plugin</artifactId>
<version>${jaxb2-maven-plugin.version}</version>
<executions>
<execution>
<id>schemagen</id>
<goals>
<goal>schemagen</goal>
</goals>
</execution>
</executions>
<configuration>
<sources>
<source>src/main/java/com/baeldung/jaxb/gen</source>
</sources>
<outputDirectory>src/main/resources</outputDirectory>
<clearOutputDir>false</clearOutputDir>
<transformSchemas>
<transformSchema>
<uri>http://www.baeldung.com/jaxb/gen</uri>
<toPrefix>user</toPrefix>
<toFile>gen-schema.xsd</toFile>
</transformSchema>
</transformSchemas>
</configuration>
</plugin>
-->
</plugins>
</build>
<properties>
<!-- jaxb -->
<jaxb.version>2.2.11</jaxb.version>
<!-- logging -->
<org.slf4j.version>1.7.21</org.slf4j.version>
<logback.version>1.1.7</logback.version>
<!-- maven plugins -->
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
<jaxb2-maven-plugin.version>2.3</jaxb2-maven-plugin.version>
</properties>
</project>

View File

@ -0,0 +1,58 @@
package com.baeldung.jaxb;
import java.util.Date;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlTransient;
import javax.xml.bind.annotation.XmlType;
@XmlRootElement(name = "book")
@XmlType(propOrder = { "id", "name", "date" })
public class Book {
private Long id;
private String name;
private String author;
private Date date;
@XmlAttribute
public void setId(Long id) {
this.id = id;
}
@XmlElement(name = "title")
public void setName(String name) {
this.name = name;
}
@XmlTransient
public void setAuthor(String author) {
this.author = author;
}
public String getName() {
return name;
}
public Date getDate() {
return date;
}
public void setDate(Date date) {
this.date = date;
}
public Long getId() {
return id;
}
public String getAuthor() {
return author;
}
@Override
public String toString() {
return "Book [id=" + id + ", name=" + name + ", author=" + author + ", date=" + date + "]";
}
}

View File

@ -0,0 +1,28 @@
package com.baeldung.jaxb;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import javax.xml.bind.annotation.adapters.XmlAdapter;
public class DateAdapter extends XmlAdapter<String, Date> {
private static final ThreadLocal<DateFormat> dateFormat = new ThreadLocal<DateFormat>() {
@Override
protected DateFormat initialValue() {
return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
}
};
@Override
public Date unmarshal(String v) throws Exception {
return dateFormat.get().parse(v);
}
@Override
public String marshal(Date v) throws Exception {
return dateFormat.get().format(v);
}
}

View File

@ -0,0 +1,39 @@
package com.baeldung.jaxb;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.Date;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
public class Main {
public static void marshal() throws JAXBException, IOException {
Book book = new Book();
book.setId(1L);
book.setName("Book1");
book.setAuthor("Author1");
book.setDate(new Date());
JAXBContext context = JAXBContext.newInstance(Book.class);
Marshaller marshaller = context.createMarshaller();
marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
marshaller.marshal(book, new File("./book.xml"));
}
public static Book unMashal() throws JAXBException, IOException {
JAXBContext context = JAXBContext.newInstance(Book.class);
Unmarshaller unmarshaller = context.createUnmarshaller();
Book book = (Book) unmarshaller.unmarshal(new FileReader("./book.xml"));
return book;
}
public static void main(String[] args) throws JAXBException, IOException {
marshal();
Book book = unMashal();
System.out.println(book.toString());
}
}

View File

@ -0,0 +1,13 @@
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<jaxb:bindings version="2.0" xmlns:jaxb="http://java.sun.com/xml/ns/jaxb"
xmlns:xjc="http://java.sun.com/xml/ns/jaxb/xjc" xmlns:xs="http://www.w3.org/2001/XMLSchema"
jaxb:extensionBindingPrefixes="xjc">
<jaxb:globalBindings>
<xjc:simple />
<xjc:serializable uid="-1" />
<jaxb:javaType name="java.util.Calendar" xmlType="xs:dateTime"
parseMethod="javax.xml.bind.DatatypeConverter.parseDateTime"
printMethod="javax.xml.bind.DatatypeConverter.printDateTime" />
</jaxb:globalBindings>
</jaxb:bindings>

View File

@ -0,0 +1,18 @@
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<layout class="ch.qos.logback.classic.PatternLayout">
<pattern>%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg %n</pattern>
</layout>
</appender>
<logger name="com.baeldung.hazelcast" level="INFO" additivity="false">
<appender-ref ref="STDOUT" />
</logger>
<root level="DEBUG">
<appender-ref ref="STDOUT" />
</root>
</configuration>

View File

@ -0,0 +1,23 @@
<?xml version="1.0" encoding="UTF-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema" targetNamespace="http://www.baeldung.com/jaxb/gen"
xmlns:userns="http://www.baeldung.com/jaxb/gen" elementFormDefault="qualified">
<element name="userRequest" type="userns:UserRequest"></element>
<element name="userResponse" type="userns:UserResponse"></element>
<complexType name="UserRequest">
<sequence>
<element name="id" type="int" />
<element name="name" type="string" />
</sequence>
</complexType>
<complexType name="UserResponse">
<sequence>
<element name="id" type="int" />
<element name="name" type="string" />
<element name="gender" type="string" />
<element name="created" type="dateTime" />
</sequence>
</complexType>
</schema>

View File

@ -1,83 +1,53 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>junit5</artifactId>
<version>1.0-SNAPSHOT</version>
<groupId>com.baeldung</groupId>
<artifactId>junit5</artifactId>
<version>1.0-SNAPSHOT</version>
<name>junit5</name>
<description>Intro to JUnit 5</description>
<name>junit5</name>
<description>Intro to JUnit 5</description>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.8</java.version>
<!-- Due to a bug in surefire-junit5-5.0.0-ALPHA we use the latest snapshot instead -->
<junit.gen5.version>5.0.0-SNAPSHOT</junit.gen5.version>
</properties>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.8</java.version>
<junit.jupiter.version>5.0.0-M2</junit.jupiter.version>
<junit.platform.version>1.0.0-M2</junit.platform.version>
</properties>
<repositories>
<repository>
<id>snapshots-repo</id>
<url>https://oss.sonatype.org/content/repositories/snapshots</url>
<releases>
<enabled>false</enabled>
</releases>
<snapshots>
<!-- Do NOT cache JUnit 5 snapshot JARs. -->
<updatePolicy>always</updatePolicy>
<enabled>true</enabled>
</snapshots>
</repository>
</repositories>
<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.1</version>
<configuration>
<source>${java.version}</source>
<target>${java.version}</target>
</configuration>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.19</version>
<dependencies>
<dependency>
<groupId>org.junit.platform</groupId>
<artifactId>junit-platform-surefire-provider</artifactId>
<version>${junit.platform.version}</version>
</dependency>
</dependencies>
</plugin>
</plugins>
</build>
<pluginRepositories>
<pluginRepository>
<id>snapshots-repo</id>
<url>https://oss.sonatype.org/content/repositories/snapshots</url>
<releases>
<enabled>false</enabled>
</releases>
<snapshots>
<!-- Do NOT cache JUnit 5 snapshot JARs. -->
<updatePolicy>always</updatePolicy>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
<dependencies>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-engine</artifactId>
<version>${junit.jupiter.version}</version>
<scope>test</scope>
</dependency>
<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.1</version>
<configuration>
<source>${java.version}</source>
<target>${java.version}</target>
</configuration>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.19</version>
<dependencies>
<dependency>
<groupId>org.junit</groupId>
<artifactId>surefire-junit5</artifactId>
<version>${junit.gen5.version}</version>
</dependency>
</dependencies>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>org.junit</groupId>
<artifactId>junit5-api</artifactId>
<version>${junit.gen5.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
</dependencies>
</project>

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@ -0,0 +1,29 @@
package com.baeldung;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.expectThrows;
import org.junit.jupiter.api.Test;
public class AssertionTest {
@Test
public void testConvertToDoubleThrowException() {
String age = "eighteen";
expectThrows(NumberFormatException.class, () -> {
convertToInt(age);
});
assertThrows(NumberFormatException.class, () -> {
convertToInt(age);
});
}
private static Integer convertToInt(String str) {
if (str == null) {
return null;
}
return Integer.valueOf(str);
}
}

View File

@ -1,9 +1,11 @@
package com.baeldung;
import org.junit.gen5.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assumptions.assumeFalse;
import static org.junit.jupiter.api.Assumptions.assumeTrue;
import static org.junit.jupiter.api.Assumptions.assumingThat;
import static org.junit.gen5.api.Assertions.assertEquals;
import static org.junit.gen5.api.Assumptions.*;
import org.junit.jupiter.api.Test;
public class AssumptionTest {

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@ -1,18 +1,26 @@
package com.baeldung;
import org.junit.gen5.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.expectThrows;
import static org.junit.gen5.api.Assertions.assertEquals;
import static org.junit.gen5.api.Assertions.expectThrows;
import org.junit.jupiter.api.Test;
public class ExceptionTest {
@Test
void shouldThrowException() {
Throwable exception = expectThrows(UnsupportedOperationException.class,
() -> {
throw new UnsupportedOperationException("Not supported");
});
assertEquals(exception.getMessage(), "Not supported");
}
@Test
void shouldThrowException() {
Throwable exception = expectThrows(UnsupportedOperationException.class, () -> {
throw new UnsupportedOperationException("Not supported");
});
assertEquals(exception.getMessage(), "Not supported");
}
@Test
void assertThrowsException() {
String str = null;
assertThrows(IllegalArgumentException.class, () -> {
Integer.valueOf(str);
});
}
}

View File

@ -1,12 +1,12 @@
package com.baeldung;
import org.junit.gen5.api.Disabled;
import org.junit.gen5.api.Test;
import static org.junit.jupiter.api.Assertions.*;
import java.util.Arrays;
import java.util.List;
import static org.junit.gen5.api.Assertions.*;
import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.Test;
class FirstTest {

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@ -0,0 +1,50 @@
package com.baeldung;
import java.util.logging.Logger;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
//@RunWith(JUnitPlatform.class)
public class JUnit5NewFeaturesTest {
private static final Logger log = Logger.getLogger(JUnit5NewFeaturesTest.class.getName());
@BeforeAll
static void setup() {
log.info("@BeforeAll - executes once before all test methods in this class");
}
@BeforeEach
void init() {
log.info("@BeforeEach - executes before each test method in this class");
}
@DisplayName("Single test successful")
@Test
void testSingleSuccessTest() {
log.info("Success");
}
@Test
@Disabled("Not implemented yet.")
void testShowSomething() {
}
@AfterEach
void tearDown() {
log.info("@AfterEach - executed after each test method.");
}
@AfterAll
static void done() {
log.info("@AfterAll - executed after all test methods.");
}
}

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@ -0,0 +1,38 @@
package com.baeldung;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Stream;
import org.junit.jupiter.api.DynamicTest;
import org.junit.jupiter.api.TestFactory;
public class LiveTest {
private List<String> in = new ArrayList<>(Arrays.asList("Hello", "Yes", "No"));
private List<String> out = new ArrayList<>(Arrays.asList("Cześć", "Tak", "Nie"));
@TestFactory
public Stream<DynamicTest> translateDynamicTestsFromStream() {
return in.stream().map(word -> DynamicTest.dynamicTest("Test translate " + word, () -> {
int id = in.indexOf(word);
assertEquals(out.get(id), translate(word));
}));
}
private String translate(String word) {
if ("Hello".equalsIgnoreCase(word)) {
return "Cześć";
} else if ("Yes".equalsIgnoreCase(word)) {
return "Tak";
} else if ("No".equalsIgnoreCase(word)) {
return "Nie";
}
return "Error";
}
}

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@ -1,10 +1,14 @@
package com.baeldung;
import org.junit.gen5.api.*;
import java.util.EmptyStackException;
import java.util.Stack;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;
public class NestedTest {
Stack<Object> stack;
boolean isRun = false;

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@ -0,0 +1,11 @@
package com.baeldung;
public final class StringUtils {
public static Double convertToDouble(String str) {
if (str == null) {
return null;
}
return Double.valueOf(str);
}
}

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@ -1,9 +1,9 @@
package com.baeldung;
import org.junit.gen5.api.Tag;
import org.junit.gen5.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.gen5.api.Assertions.assertEquals;
import org.junit.jupiter.api.Tag;
import org.junit.jupiter.api.Test;
@Tag("Test case")
public class TaggedTest {

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@ -0,0 +1,8 @@
package com.baeldung.suites;
//@RunWith(JUnitPlatform.class)
//@SelectPackages("com.baeldung")
//@SelectClasses({AssertionTest.class, AssumptionTest.class, ExceptionTest.class})
public class AllTests {
}

16
log-mdc/README.md Normal file
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@ -0,0 +1,16 @@
### Relevant Articles:
- TBD
### References
_Log4j MDC_
* <https://logging.apache.org/log4j/1.2/apidocs/org/apache/log4j/MDC.html>
* <http://veerasundar.com/blog/2009/10/log4j-mdc-mapped-diagnostic-context-what-and-why/>
_Log4j2 MDC_
* <https://logging.apache.org/log4j/2.x/manual/thread-context.html>
_Logback MDC_
* <http://logback.qos.ch/manual/mdc.html>

66
log-mdc/pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>logmdc</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>logmdc</name>
<description>tutorial on logging with MDC</description>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.3.3.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>4.3.3.RELEASE</version>
</dependency>
<!--log4j dependencies -->
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
<!--log4j2 dependencies -->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
<version>2.7</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.7</version>
</dependency>
<!--disruptor for log4j2 async logging -->
<dependency>
<groupId>com.lmax</groupId>
<artifactId>disruptor</artifactId>
<version>3.3.4</version>
</dependency>
<!--logback dependencies -->
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>1.1.7</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
</dependencies>
</project>

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@ -0,0 +1,21 @@
package com.baeldung.mdc;
import static java.lang.Math.floor;
import static java.lang.Math.random;
import java.util.UUID;
public class TransactionFactory {
private static final String[] NAMES = {"John", "Susan", "Marc", "Samantha"};
private static long nextId = 1;
public Transfer newInstance() {
String transactionId = String.valueOf( nextId++ );
String owner = NAMES[ (int) floor(random()*NAMES.length) ];
long amount = (long) (random()*1500 + 500);
Transfer tx = new Transfer(transactionId, owner, amount);
return tx;
}
}

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@ -0,0 +1,27 @@
package com.baeldung.mdc;
public class Transfer {
private String transactionId;
private String sender;
private Long amount;
public Transfer(String transactionId, String sender, long amount) {
this.transactionId = transactionId;
this.sender = sender;
this.amount = amount;
}
public String getSender() {
return sender;
}
public String getTransactionId() {
return transactionId;
}
public Long getAmount() {
return amount;
}
}

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@ -0,0 +1,32 @@
package com.baeldung.mdc;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import org.apache.log4j.Logger;
import com.baeldung.mdc.log4j.Log4JRunnable;
import com.baeldung.mdc.log4j2.Log4J2Runnable;
import com.baeldung.mdc.slf4j.Slf4jRunnable;
public class TransferDemo {
public static void main(String[] args) {
ExecutorService executor = Executors.newFixedThreadPool(3);
TransactionFactory transactionFactory = new TransactionFactory();
for (int i = 0; i < 10; i++) {
Transfer tx = transactionFactory.newInstance();
//Runnable task = new Log4JRunnable(tx);
//Runnable task = new Log4J2Runnable(tx);
Runnable task = new Slf4jRunnable(tx);
executor.submit(task);
}
executor.shutdown();
}
}

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@ -0,0 +1,28 @@
package com.baeldung.mdc;
/**
* A fake transfer service simulating an actual one.
*/
public abstract class TransferService {
/** Sample service transferring a given amount of money.
* @return {@code true} when the transfer complete successfully, {@code false} otherwise. */
public boolean transfer(long amount) {
beforeTransfer(amount);
// exchange messages with a remote system to transfer the money
try {
// let's pause randomly to properly simulate an actual system.
Thread.sleep((long) (500 + Math.random() * 500));
} catch (InterruptedException e) {
// should never happen
}
// let's simulate both failing and successful transfers
boolean outcome = Math.random() >= 0.25;
afterTransfer(amount, outcome);
return outcome;
}
abstract protected void beforeTransfer(long amount);
abstract protected void afterTransfer(long amount, boolean outcome);
}

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@ -0,0 +1,26 @@
package com.baeldung.mdc.log4j;
import org.apache.log4j.MDC;
import com.baeldung.mdc.Transfer;
public class Log4JRunnable implements Runnable {
private Transfer tx;
private static Log4JTransferService log4jBusinessService = new Log4JTransferService();
public Log4JRunnable(Transfer tx) {
this.tx = tx;
}
public void run() {
MDC.put("transaction.id", tx.getTransactionId());
MDC.put("transaction.owner", tx.getSender());
log4jBusinessService.transfer(tx.getAmount());
MDC.clear();
}
}

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@ -0,0 +1,21 @@
package com.baeldung.mdc.log4j;
import org.apache.log4j.Logger;
import com.baeldung.mdc.TransferService;
public class Log4JTransferService extends TransferService {
private Logger logger = Logger.getLogger(Log4JTransferService.class);
@Override
protected void beforeTransfer(long amount) {
logger.info("Preparing to transfer " + amount + "$.");
}
@Override
protected void afterTransfer(long amount, boolean outcome) {
logger.info("Has transfer of " + amount + "$ completed successfully ? " + outcome + ".");
}
}

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@ -0,0 +1,25 @@
package com.baeldung.mdc.log4j2;
import org.apache.logging.log4j.ThreadContext;
import com.baeldung.mdc.Transfer;
public class Log4J2Runnable implements Runnable {
private final Transfer tx;
private Log4J2TransferService log4j2BusinessService = new Log4J2TransferService();
public Log4J2Runnable(Transfer tx) {
this.tx = tx;
}
public void run() {
ThreadContext.put("transaction.id", tx.getTransactionId());
ThreadContext.put("transaction.owner", tx.getSender());
log4j2BusinessService.transfer(tx.getAmount());
ThreadContext.clearAll();
}
}

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@ -0,0 +1,22 @@
package com.baeldung.mdc.log4j2;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import com.baeldung.mdc.TransferService;
public class Log4J2TransferService extends TransferService {
private static final Logger logger = LogManager.getLogger();
@Override
protected void beforeTransfer(long amount) {
logger.info("Preparing to transfer {}$.", amount);
}
@Override
protected void afterTransfer(long amount, boolean outcome) {
logger.info("Has transfer of {}$ completed successfully ? {}.", amount, outcome);
}
}

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@ -0,0 +1,22 @@
package com.baeldung.mdc.slf4j;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.baeldung.mdc.TransferService;
final class Slf4TransferService extends TransferService {
private static final Logger logger = LoggerFactory.getLogger(Slf4TransferService.class);
@Override
protected void beforeTransfer(long amount) {
logger.info("Preparing to transfer {}$.", amount);
}
@Override
protected void afterTransfer(long amount, boolean outcome) {
logger.info("Has transfer of {}$ completed successfully ? {}.", amount, outcome);
}
}

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@ -0,0 +1,24 @@
package com.baeldung.mdc.slf4j;
import org.slf4j.MDC;
import com.baeldung.mdc.Transfer;
public class Slf4jRunnable implements Runnable {
private final Transfer tx;
public Slf4jRunnable(Transfer tx) {
this.tx = tx;
}
public void run() {
MDC.put("transaction.id", tx.getTransactionId());
MDC.put("transaction.owner", tx.getSender());
new Slf4TransferService().transfer(tx.getAmount());
MDC.clear();
}
}

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@ -0,0 +1,8 @@
log4j.appender.consoleAppender=org.apache.log4j.ConsoleAppender
log4j.appender.consoleAppender.layout=org.apache.log4j.PatternLayout
#note the %X{userName} - this is how you fetch data from Mapped Diagnostic Context (MDC)
#log4j.appender.consoleAppender.layout.ConversionPattern=%-4r [%t] %5p %c{1} %x - %m%n
log4j.appender.consoleAppender.layout.ConversionPattern=%-4r [%t] %5p %c{1} %x - %m - tx.id=%X{transaction.id} tx.owner=%X{transaction.owner}%n
log4j.rootLogger = TRACE, consoleAppender

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@ -0,0 +1,17 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="INFO">
<Appenders>
<Console name="stdout" target="SYSTEM_OUT">
<PatternLayout
pattern="%-4r [%t] %5p %c{1} - %m - tx.id=%X{transaction.id} tx.owner=%X{transaction.owner}%n" />
</Console>
</Appenders>
<Loggers>
<Logger name="com.baeldung.log4j2" level="TRACE" />
<AsyncRoot level="DEBUG">
<AppenderRef ref="stdout" />
</AsyncRoot>
</Loggers>
</Configuration>

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@ -0,0 +1,13 @@
<configuration>
<appender name="stdout" class="ch.qos.logback.core.ConsoleAppender">
<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<pattern>%-4r [%t] %5p %c{1} - %m - tx.id=%X{transaction.id} tx.owner=%X{transaction.owner}%n</pattern>
</encoder>
</appender>
<root level="TRACE">
<appender-ref ref="stdout" />
</root>
</configuration>

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@ -0,0 +1,26 @@
package com.baeldung.mdc.log4j;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import org.junit.Test;
import com.baeldung.mdc.TransactionFactory;
import com.baeldung.mdc.Transfer;
public class Demo {
@Test
public void main() throws InterruptedException {
ExecutorService executor = Executors.newFixedThreadPool(3);
TransactionFactory transactionFactory = new TransactionFactory();
for (int i = 0; i < 10; i++) {
Transfer tx = transactionFactory.newInstance();
Runnable task = new Log4JRunnable(tx);
executor.submit(task);
}
executor.shutdown();
executor.awaitTermination(60, TimeUnit.SECONDS);
}
}

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@ -0,0 +1,30 @@
package com.baeldung.mdc.log4j2;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import org.apache.log4j.Logger;
import org.junit.Test;
import com.baeldung.mdc.TransactionFactory;
import com.baeldung.mdc.Transfer;
import com.baeldung.mdc.log4j.Log4JRunnable;
import com.baeldung.mdc.log4j2.Log4J2Runnable;
import com.baeldung.mdc.slf4j.Slf4jRunnable;
public class Demo {
@Test
public void main() throws InterruptedException {
ExecutorService executor = Executors.newFixedThreadPool(3);
TransactionFactory transactionFactory = new TransactionFactory();
for (int i = 0; i < 10; i++) {
Transfer tx = transactionFactory.newInstance();
Runnable task = new Log4J2Runnable(tx);
executor.submit(task);
}
executor.shutdown();
executor.awaitTermination(60, TimeUnit.SECONDS);
}
}

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@ -0,0 +1,30 @@
package com.baeldung.mdc.slf4j;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import org.apache.log4j.Logger;
import org.junit.Test;
import com.baeldung.mdc.TransactionFactory;
import com.baeldung.mdc.Transfer;
import com.baeldung.mdc.log4j.Log4JRunnable;
import com.baeldung.mdc.log4j2.Log4J2Runnable;
import com.baeldung.mdc.slf4j.Slf4jRunnable;
public class Demo {
@Test
public void main() throws InterruptedException {
ExecutorService executor = Executors.newFixedThreadPool(3);
TransactionFactory transactionFactory = new TransactionFactory();
for (int i = 0; i < 10; i++) {
Transfer tx = transactionFactory.newInstance();
Runnable task = new Slf4jRunnable(tx);
executor.submit(task);
}
executor.shutdown();
executor.awaitTermination(60, TimeUnit.SECONDS);
}
}

79
log4j2/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>log4j2</artifactId>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>..</relativePath>
</parent>
<dependencies>
<!-- This is the needed core component. -->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.7</version>
</dependency>
<!-- This is used by JSONLayout. -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.8.4</version>
</dependency>
<!-- This is used by XMLLayout. -->
<dependency>
<groupId>com.fasterxml.jackson.dataformat</groupId>
<artifactId>jackson-dataformat-xml</artifactId>
<version>2.8.4</version>
</dependency>
<!-- This is used by JDBC Appender. -->
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>1.4.192</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-dbcp2</artifactId>
<version>2.1.1</version>
</dependency>
<!-- This is used for testing only. -->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.7</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.5.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
</project>

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@ -0,0 +1,32 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.nio.file.Files;
import java.nio.file.Paths;
import static org.junit.Assert.assertTrue;
@RunWith(JUnit4.class)
public class AsyncFileAppenderUsingJsonLayoutTest {
@Rule
public LoggerContextRule contextRule =
new LoggerContextRule("log4j2-async-file-appender_json-layout.xml");
@Test
public void givenLoggerWithAsyncConfig_shouldLogToJsonFile()
throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
final int count = 88;
for (int i = 0; i < count; i++) {
logger.info("This is async JSON message #{} at INFO level.", count);
}
long logEventsCount = Files.lines(Paths.get("target/logfile.json")).count();
assertTrue(logEventsCount > 0 && logEventsCount <= count);
}
}

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@ -0,0 +1,21 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class ConsoleAppenderUsingDefaultLayoutTest {
@Test
public void givenLoggerWithDefaultConfig_shouldLogToConsole()
throws Exception {
Logger logger = LogManager.getLogger(getClass());
Exception e = new RuntimeException("This is only a test!");
logger.info("This is a simple message at INFO level. " +
"It will be hidden.");
logger.error("This is a simple message at ERROR level. " +
"This is the minimum visible level.", e);
}
}

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@ -0,0 +1,51 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.Marker;
import org.apache.logging.log4j.MarkerManager;
import org.apache.logging.log4j.ThreadContext;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class ConsoleAppenderUsingPatternLayoutWithColorsTest {
@Rule
public LoggerContextRule contextRule =
new LoggerContextRule("log4j2-console-appender_pattern-layout.xml");
@Test
public void givenLoggerWithConsoleConfig_shouldLogToConsoleInColors()
throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
logger.trace("This is a colored message at TRACE level.");
logger.debug("This is a colored message at DEBUG level. " +
"This is the minimum visible level.");
logger.info("This is a colored message at INFO level.");
logger.warn("This is a colored message at WARN level.");
Exception e = new RuntimeException("This is only a test!");
logger.error("This is a colored message at ERROR level.", e);
logger.fatal("This is a colored message at FATAL level.");
}
@Test
public void givenLoggerWithConsoleConfig_shouldFilterByMarker() throws Exception {
Logger logger = contextRule.getLogger("ConnTrace");
Marker appError = MarkerManager.getMarker("APP_ERROR");
logger.error(appError, "This marker message at ERROR level should be hidden.");
Marker connectionTrace = MarkerManager.getMarker("CONN_TRACE");
logger.trace(connectionTrace, "This is a marker message at TRACE level.");
}
@Test
public void givenLoggerWithConsoleConfig_shouldFilterByThreadContext() throws Exception {
Logger logger = contextRule.getLogger("UserAudit");
ThreadContext.put("userId", "1000");
logger.info("This is a log-visible user login. Maybe from an admin account?");
ThreadContext.put("userId", "1001");
logger.info("This is a log-invisible user login.");
boolean b = true;
}
}

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@ -0,0 +1,27 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class FailoverSyslogConsoleAppenderTest {
@Rule
public LoggerContextRule contextRule =
new LoggerContextRule("log4j2-failover-syslog-console-appender_pattern-layout.xml");
@Test
public void givenLoggerWithFailoverConfig_shouldLog() throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
logger.trace("This is a syslog message at TRACE level.");
logger.debug("This is a syslog message at DEBUG level.");
logger.info("This is a syslog message at INFO level. This is the minimum visible level.");
logger.warn("This is a syslog message at WARN level.");
Exception e = new RuntimeException("This is only a test!");
logger.error("This is a syslog message at ERROR level.", e);
logger.fatal("This is a syslog message at FATAL level.");
}
}

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@ -0,0 +1,51 @@
package com.baeldung.logging.log4j2.tests;
import com.baeldung.logging.log4j2.tests.jdbc.ConnectionFactory;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.sql.Connection;
import java.sql.ResultSet;
import static org.junit.Assert.assertTrue;
@RunWith(JUnit4.class)
public class JDBCAppenderTest {
@Rule
public LoggerContextRule contextRule = new LoggerContextRule("log4j2-jdbc-appender.xml");
@BeforeClass
public static void setup() throws Exception {
Connection connection = ConnectionFactory.getConnection();
connection.createStatement()
.execute("CREATE TABLE logs(" +
"when TIMESTAMP," +
"logger VARCHAR(255)," +
"level VARCHAR(255)," +
"message VARCHAR(4096)," +
"throwable TEXT)");
//connection.commit();
}
@Test
public void givenLoggerWithJdbcConfig_shouldLogToDataSource() throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
final int count = 88;
for (int i = 0; i < count; i++) {
logger.info("This is JDBC message #{} at INFO level.", count);
}
Connection connection = ConnectionFactory.getConnection();
ResultSet resultSet = connection.createStatement()
.executeQuery("SELECT COUNT(*) AS ROW_COUNT FROM logs");
int logCount = 0;
if (resultSet.next()) {
logCount = resultSet.getInt("ROW_COUNT");
}
assertTrue(logCount == count);
}
}

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@ -0,0 +1,34 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.stream.Collectors;
import static org.junit.Assert.assertTrue;
@RunWith(JUnit4.class)
public class RollingFileAppenderUsingXMLLayoutTest {
@Rule
public LoggerContextRule contextRule =
new LoggerContextRule("log4j2-rolling-file-appender_xml-layout.xml");
@Test
public void givenLoggerWithRollingFileConfig_shouldLogToXMLFile() throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
final int count = 88;
for (int i = 0; i < count; i++) {
logger.info("This is rolling file XML message #{} at INFO level.", i);
}
String[] logEvents = Files.readAllLines(Paths.get("target/logfile.xml")).stream()
.collect(Collectors.joining(System.lineSeparator()))
.split("\\n\\n+");
assertTrue(logEvents.length == 39);
}
}

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@ -0,0 +1,25 @@
package com.baeldung.logging.log4j2.tests.jdbc;
import org.apache.commons.dbcp2.BasicDataSource;
import org.h2.Driver;
import java.sql.Connection;
import java.sql.SQLException;
public class ConnectionFactory {
private interface Singleton {
ConnectionFactory INSTANCE = new ConnectionFactory();
}
private BasicDataSource dataSource;
private ConnectionFactory() {
dataSource = new BasicDataSource();
dataSource.setDriver(new Driver());
dataSource.setUrl("jdbc:h2:mem:db;DB_CLOSE_DELAY=-1");
}
public static Connection getConnection() throws SQLException {
return Singleton.INSTANCE.dataSource.getConnection();
}
}

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@ -0,0 +1,17 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<File name="JSONLogfileAppender" fileName="target/logfile.json">
<JSONLayout compact="true" eventEol="true"/>
<BurstFilter level="INFO" rate="2" maxBurst="10"/>
</File>
<Async name="AsyncAppender" bufferSize="80">
<AppenderRef ref="JSONLogfileAppender"/>
</Async>
</Appenders>
<Loggers>
<Root level="INFO">
<AppenderRef ref="AsyncAppender"/>
</Root>
</Loggers>
</Configuration>

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@ -0,0 +1,27 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN" xmlns:xi="http://www.w3.org/2001/XInclude">
<Appenders>
<xi:include href="log4j2-includes/console-appender_pattern-layout_colored.xml"/>
<Console name="ConsoleRedAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%style{%message}{red}%n"/>
<MarkerFilter marker="CONN_TRACE"/>
</Console>
<Console name="ConsoleGreenAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%style{userId=%X{userId}:}{white} %style{%message}{green}%n"/>
</Console>
</Appenders>
<Loggers>
<Logger name="ConnTrace" level="TRACE" additivity="false">
<AppenderRef ref="ConsoleRedAppender"/>
</Logger>
<Logger name="UserAudit" level="INFO" additivity="false">
<AppenderRef ref="ConsoleGreenAppender"/>
<ThreadContextMapFilter>
<KeyValuePair key="userId" value="1000"/>
</ThreadContextMapFilter>
</Logger>
<Root level="DEBUG">
<AppenderRef ref="ConsoleAppender"/>
</Root>
</Loggers>
</Configuration>

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@ -0,0 +1,20 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN" xmlns:xi="http://www.w3.org/2001/XInclude">
<Appenders>
<xi:include href="log4j2-includes/console-appender_pattern-layout_colored.xml"/>
<Syslog name="Syslog" host="localhost" port="514" protocol="TCP" ignoreExceptions="false"/>
<Failover name="FailoverAppender" primary="Syslog">
<Failovers>
<AppenderRef ref="ConsoleAppender"/>
</Failovers>
</Failover>
</Appenders>
<Loggers>
<Root level="TRACE">
<AppenderRef ref="FailoverAppender"/>
</Root>
</Loggers>
</Configuration>

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@ -0,0 +1,4 @@
<?xml version="1.0" encoding="UTF-8"?>
<Console name="ConsoleAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%style{%date{DEFAULT}}{yellow} [%style{%thread}{white}] %highlight{%-5level}{FATAL=bg_red, ERROR=red, WARN=yellow, INFO=green, DEBUG=cyan, TRACE=blue} %style{%logger{36}}{cyan}:%n[+] %message%n%throwable"/>
</Console>

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@ -0,0 +1,19 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<JDBC name="JDBCAppender" tableName="logs">
<ConnectionFactory class="com.baeldung.logging.log4j2.tests.jdbc.ConnectionFactory"
method="getConnection"/>
<Column name="when" isEventTimestamp="true"/>
<Column name="logger" pattern="%logger"/>
<Column name="level" pattern="%level"/>
<Column name="message" pattern="%message"/>
<Column name="throwable" pattern="%ex{full}"/>
</JDBC>
</Appenders>
<Loggers>
<Root level="trace">
<AppenderRef ref="JDBCAppender"/>
</Root>
</Loggers>
</Configuration>

View File

@ -0,0 +1,18 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<RollingFile name="XMLLogfileAppender"
fileName="target/logfile.xml"
filePattern="target/logfile-%d{yyyy-MM-dd}-%i.log.gz">
<XMLLayout/>
<Policies>
<SizeBasedTriggeringPolicy size="17 kB"/>
</Policies>
</RollingFile>
</Appenders>
<Loggers>
<Root level="TRACE">
<AppenderRef ref="XMLLogfileAppender"/>
</Root>
</Loggers>
</Configuration>

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@ -0,0 +1,13 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<Console name="ConsoleAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%d [%t] %-5level %logger{36} - %msg%n%throwable"/>
</Console>
</Appenders>
<Loggers>
<Root level="ERROR">
<AppenderRef ref="ConsoleAppender"/>
</Root>
</Loggers>
</Configuration>

View File

@ -58,6 +58,7 @@
<module>junit5</module>
<module>log4j</module>
<module>log-mdc</module>
<module>lombok</module>
<module>mapstruct</module>

View File

@ -25,6 +25,7 @@
<include>**/*UnitTest.java</include>
</includes>
<systemPropertyVariables></systemPropertyVariables>
<testFailureIgnore>false</testFailureIgnore>
</configuration>
</plugin>
</plugins>
@ -42,6 +43,7 @@
<includes>
<include>**/*LiveTest.java</include>
</includes>
<testFailureIgnore>false</testFailureIgnore>
</configuration>
</plugin>
</plugins>

View File

@ -56,6 +56,6 @@ public class SeleniumExample {
}
public boolean isAuthorInformationAvailable() {
return webDriver.findElement(By.xpath("//*[contains(text(), 'Eugen an engineer')]")).isDisplayed();
return webDriver.findElement(By.xpath("//*[contains(text(), 'an engineer with a passion for teaching and building stuff on the web')]")).isDisplayed();
}
}

View File

@ -26,16 +26,11 @@ public class SeleniumWithJUnitLiveTest {
@Test
public void whenAboutBaeldungIsLoaded_thenAboutEugenIsMentionedOnPage() {
try {
seleniumExample.getAboutBaeldungPage();
String actualTitle = seleniumExample.getTitle();
assertNotNull(actualTitle);
assertEquals(actualTitle, expecteTilteAboutBaeldungPage);
assertTrue(seleniumExample.isAuthorInformationAvailable());
} catch (Exception exception) {
exception.printStackTrace();
seleniumExample.closeWindow();
}
}
}

View File

@ -26,15 +26,10 @@ public class SeleniumWithTestNGLiveTest {
@Test
public void whenAboutBaeldungIsLoaded_thenAboutEugenIsMentionedOnPage() {
try {
seleniumExample.getAboutBaeldungPage();
String actualTitle = seleniumExample.getTitle();
assertNotNull(actualTitle);
assertEquals(actualTitle, expecteTilteAboutBaeldungPage);
assertTrue(seleniumExample.isAuthorInformationAvailable());
} catch (Exception exception) {
exception.printStackTrace();
seleniumExample.closeWindow();
}
seleniumExample.getAboutBaeldungPage();
String actualTitle = seleniumExample.getTitle();
assertNotNull(actualTitle);
assertEquals(actualTitle, expecteTilteAboutBaeldungPage);
assertTrue(seleniumExample.isAuthorInformationAvailable());
}
}

View File

@ -5,4 +5,8 @@ spring.cloud.config.server.git.uri=file:///${user.home}/application-config
eureka.client.region = default
eureka.client.registryFetchIntervalSeconds = 5
eureka.client.serviceUrl.defaultZone=http://discUser:discPassword@localhost:8082/eureka/
eureka.client.serviceUrl.defaultZone=http://discUser:discPassword@localhost:8082/eureka/
security.user.name=configUser
security.user.password=configPassword
security.user.role=SYSTEM

View File

@ -9,7 +9,7 @@ import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
public class WebApplicationInitializer implements org.springframework.web.WebApplicationInitializer {
public class DispatcherServletApplication implements org.springframework.web.WebApplicationInitializer {
@Override
public void onStartup(ServletContext servletContext) throws ServletException {
AnnotationConfigWebApplicationContext rootContext =

View File

@ -0,0 +1,72 @@
package com.baeldung.samples;
import java.io.File;
import java.util.Scanner;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.integration.annotation.InboundChannelAdapter;
import org.springframework.integration.annotation.Poller;
import org.springframework.integration.annotation.ServiceActivator;
import org.springframework.integration.channel.DirectChannel;
import org.springframework.integration.config.EnableIntegration;
import org.springframework.integration.core.MessageSource;
import org.springframework.integration.file.FileReadingMessageSource;
import org.springframework.integration.file.FileWritingMessageHandler;
import org.springframework.integration.file.filters.SimplePatternFileListFilter;
import org.springframework.integration.file.support.FileExistsMode;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.MessageHandler;
@Configuration
@EnableIntegration
public class FileCopyConfig {
public final String INPUT_DIR = "source";
public final String OUTPUT_DIR = "target";
public final String FILE_PATTERN = ".jpg";
@Bean
public MessageChannel fileChannel() {
return new DirectChannel();
}
@Bean
@InboundChannelAdapter(value = "fileChannel", poller = @Poller(fixedDelay = "10000"))
public MessageSource<File> fileReadingMessageSource() {
FileReadingMessageSource sourceReader = new FileReadingMessageSource();
sourceReader.setDirectory(new File(INPUT_DIR));
sourceReader.setFilter(new SimplePatternFileListFilter(FILE_PATTERN));
return sourceReader;
}
@Bean
@ServiceActivator(inputChannel = "fileChannel")
public MessageHandler fileWritingMessageHandler() {
FileWritingMessageHandler handler = new FileWritingMessageHandler(new File(OUTPUT_DIR));
handler.setFileExistsMode(FileExistsMode.REPLACE);
return handler;
}
public static void main(final String... args) {
final AbstractApplicationContext context = new AnnotationConfigApplicationContext(FileCopyConfig.class.getCanonicalName());
context.registerShutdownHook();
final Scanner scanner = new Scanner(System.in);
System.out.print("Please enter a string and press <enter>: ");
while (true) {
final String input = scanner.nextLine();
if ("q".equals(input.trim())) {
context.close();
scanner.close();
break;
}
}
System.exit(0);
}
}

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@ -0,0 +1,28 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
<!-- Appenders -->
<appender name="console" class="org.apache.log4j.ConsoleAppender">
<param name="Target" value="System.out"/>
<layout class="org.apache.log4j.PatternLayout">
<param name="ConversionPattern" value="%d{HH:mm:ss.SSS} %-5p [%t][%c] %m%n"/>
</layout>
</appender>
<!-- Loggers -->
<logger name="org.springframework.integration">
<level value="warn"/>
</logger>
<logger name="com.baeldung.samples">
<level value="info"/>
</logger>
<!-- Root Logger -->
<root>
<priority value="warn"/>
<appender-ref ref="console"/>
</root>
</log4j:configuration>

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@ -17,11 +17,10 @@ package com.baeldung.samples;
import org.apache.log4j.Logger;
import org.junit.Test;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import java.util.Scanner;
/**
* Starts the Spring Context and will initialize the Spring Integration routes.
@ -35,15 +34,10 @@ public final class FileCopyTest {
private static final Logger LOGGER = Logger.getLogger(FileCopyTest.class);
@Test
public void test() throws InterruptedException {
final AbstractApplicationContext context =
new ClassPathXmlApplicationContext("classpath:META-INF/spring/integration/spring-integration-file-copy-context.xml");
public void whenFileCopyConfiguration_thanFileCopiedSuccessfully() throws InterruptedException {
final AbstractApplicationContext context = new AnnotationConfigApplicationContext(FileCopyConfig.class.getCanonicalName());
context.registerShutdownHook();
Thread.sleep(5000);
}
@Test

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@ -0,0 +1,13 @@
## Spring MVC Email
Example Spring MVC project to send email from web form.
### Installing and Running
Just run the Spring Boot application.
Type http://localhost:8080 in your browser to open the application.
### Sending test emails
Follow UI links to send simple email, email using template or email with attachment.

55
spring-mvc-email/pom.xml Normal file
View File

@ -0,0 +1,55 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.baeldung.spring</groupId>
<artifactId>SpringMVCEmail</artifactId>
<version>1.0</version>
<packaging>war</packaging>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.4.0.RELEASE</version>
<relativePath></relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!-- Spring Boot Starter Mail dependency -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-mail</artifactId>
<version>1.4.0.RELEASE</version>
</dependency>
<!-- The following two dependencies included to render jsp pages -->
<dependency>
<groupId>org.apache.tomcat.embed</groupId>
<artifactId>tomcat-embed-jasper</artifactId>
<version>8.5.4</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
</dependencies>
<properties>
<java.version>1.8</java.version>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>

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@ -0,0 +1,12 @@
package com.baeldung.spring;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Application {
public static void main(String[] args) {
SpringApplication.run(Application.class, args);
}
}

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@ -0,0 +1,54 @@
package com.baeldung.spring.app.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.servlet.view.JstlView;
import org.springframework.web.servlet.view.UrlBasedViewResolver;
/**
* Created with IntelliJ IDEA.
* User: Olga
*/
@Configuration
@ComponentScan("com.baeldung.spring")
@EnableWebMvc //tha same as <mvc:annotation-driven/>
public class AppConfig extends WebMvcConfigurerAdapter {
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry) {
registry.addResourceHandler("/resources/**").addResourceLocations("/resources/");
}
@Bean
public UrlBasedViewResolver urlBasedViewResolver() {
UrlBasedViewResolver resolver = new UrlBasedViewResolver();
resolver.setOrder(0);
resolver.setPrefix("/WEB-INF/views/");
resolver.setSuffix(".jsp");
resolver.setCache(false);
resolver.setViewClass(JstlView.class);
return resolver;
}
@Bean
public InternalResourceViewResolver internalResourceViewResolver() {
InternalResourceViewResolver resolver = new InternalResourceViewResolver();
resolver.setOrder(1);
resolver.setPrefix("/WEB-INF/views/");
resolver.setSuffix(".jsp");
resolver.setViewClass(JstlView.class);
return resolver;
}
@Bean
public SimpleMailMessage templateSimpleMessage() {
SimpleMailMessage message = new SimpleMailMessage();
message.setText("This is the test email template for your email:\n%s\n");
return message;
}
}

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@ -0,0 +1,19 @@
package com.baeldung.spring.controllers;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
/**
* Created with IntelliJ IDEA.
* User: Olga
*/
@Controller
@RequestMapping({"/","/home"})
public class HomeController {
@RequestMapping(method = RequestMethod.GET)
public String showHomePage() {
return "home";
}
}

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@ -0,0 +1,131 @@
package com.baeldung.spring.controllers;
import com.baeldung.spring.mail.EmailServiceImpl;
import com.baeldung.spring.web.dto.MailObject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.Errors;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import javax.servlet.http.HttpServletRequest;
import javax.validation.Valid;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
/**
* Created by Olga on 7/20/2016.
*/
@Controller
@RequestMapping("/mail")
public class MailController {
@Autowired
public EmailServiceImpl emailService;
@Value("${attachment.invoice}")
private String attachmentPath;
@Autowired
@Qualifier("templateSimpleMessage")
public SimpleMailMessage template;
private static final Map<String, Map<String, String>> labels;
static {
labels = new HashMap<>();
//Simple email
Map<String, String> props = new HashMap<>();
props.put("headerText", "Send Simple Email");
props.put("messageLabel", "Message");
props.put("additionalInfo", "");
labels.put("send", props);
//Email with template
props = new HashMap<>();
props.put("headerText", "Send Email Using Template");
props.put("messageLabel", "Template Parameter");
props.put("additionalInfo",
"The parameter value will be added to the following message template:<br>" +
"<b>This is the test email template for your email:<br>'Template Parameter'</b>"
);
labels.put("sendTemplate", props);
//Email with attachment
props = new HashMap<>();
props.put("headerText", "Send Email With Attachment");
props.put("messageLabel", "Message");
props.put("additionalInfo", "To make sure that you send an attachment with this email, change the value for the 'attachment.invoice' in the application.properties file to the path to the attachment.");
labels.put("sendAttachment", props);
}
@RequestMapping(value = {"/send", "/sendTemplate", "/sendAttachment"}, method = RequestMethod.GET)
public String createMail(Model model,
HttpServletRequest request) {
String action = request.getRequestURL().substring(
request.getRequestURL().lastIndexOf("/") + 1
);
Map<String, String> props = labels.get(action);
Set<String> keys = props.keySet();
Iterator<String> iterator = keys.iterator();
while (iterator.hasNext()) {
String key = iterator.next();
model.addAttribute(key, props.get(key));
}
model.addAttribute("mailObject", new MailObject());
return "mail/send";
}
@RequestMapping(value = "/send", method = RequestMethod.POST)
public String createMail(Model model,
@ModelAttribute("mailObject") @Valid MailObject mailObject,
Errors errors) {
if (errors.hasErrors()) {
return "mail/send";
}
emailService.sendSimpleMessage(mailObject.getTo(),
mailObject.getSubject(), mailObject.getText());
return "redirect:/home";
}
@RequestMapping(value = "/sendTemplate", method = RequestMethod.POST)
public String createMailWithTemplate(Model model,
@ModelAttribute("mailObject") @Valid MailObject mailObject,
Errors errors) {
if (errors.hasErrors()) {
return "mail/send";
}
emailService.sendSimpleMessageUsingTemplate(mailObject.getTo(),
mailObject.getSubject(),
template,
mailObject.getText());
return "redirect:/home";
}
@RequestMapping(value = "/sendAttachment", method = RequestMethod.POST)
public String createMailWithAttachment(Model model,
@ModelAttribute("mailObject") @Valid MailObject mailObject,
Errors errors) {
if (errors.hasErrors()) {
return "mail/send";
}
emailService.sendMessageWithAttachment(
mailObject.getTo(),
mailObject.getSubject(),
mailObject.getText(),
attachmentPath
);
return "redirect:/home";
}
}

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@ -0,0 +1,20 @@
package com.baeldung.spring.mail;
import org.springframework.mail.SimpleMailMessage;
/**
* Created by Olga on 8/22/2016.
*/
public interface EmailService {
void sendSimpleMessage(String to,
String subject,
String text);
void sendSimpleMessageUsingTemplate(String to,
String subject,
SimpleMailMessage template,
String ...templateArgs);
void sendMessageWithAttachment(String to,
String subject,
String text,
String pathToAttachment);
}

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@ -0,0 +1,68 @@
package com.baeldung.spring.mail;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.FileSystemResource;
import org.springframework.mail.MailException;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.stereotype.Component;
import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;
import java.io.File;
/**
* Created by Olga on 7/15/2016.
*/
@Component
public class EmailServiceImpl implements EmailService {
@Autowired
public JavaMailSender emailSender;
public void sendSimpleMessage(String to, String subject, String text) {
try {
SimpleMailMessage message = new SimpleMailMessage();
message.setTo(to);
message.setSubject(subject);
message.setText(text);
emailSender.send(message);
} catch (MailException exception) {
exception.printStackTrace();
}
}
@Override
public void sendSimpleMessageUsingTemplate(String to,
String subject,
SimpleMailMessage template,
String ...templateArgs) {
String text = String.format(template.getText(), templateArgs);
sendSimpleMessage(to, subject, text);
}
@Override
public void sendMessageWithAttachment(String to,
String subject,
String text,
String pathToAttachment) {
try {
MimeMessage message = emailSender.createMimeMessage();
// pass 'true' to the constructor to create a multipart message
MimeMessageHelper helper = new MimeMessageHelper(message, true);
helper.setTo(to);
helper.setSubject(subject);
helper.setText(text);
FileSystemResource file = new FileSystemResource(new File(pathToAttachment));
helper.addAttachment("Invoice", file);
emailSender.send(message);
} catch (MessagingException e) {
e.printStackTrace();
}
}
}

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@ -0,0 +1,42 @@
package com.baeldung.spring.web.dto;
import org.hibernate.validator.constraints.Email;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
/**
* Created by Olga on 7/20/2016.
*/
public class MailObject {
@Email
@NotNull
@Size(min = 1, message = "Please, set an email address to send the message to it")
private String to;
private String subject;
private String text;
public String getTo() {
return to;
}
public void setTo(String to) {
this.to = to;
}
public String getSubject() {
return subject;
}
public void setSubject(String subject) {
this.subject = subject;
}
public String getText() {
return text;
}
public void setText(String text) {
this.text = text;
}
}

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